/*
 *	Copyright 2011 ja4cli
 *
 *	Licensed under the Apache License, Version 2.0 (the "License");
 *	you may not use this file except in compliance with the License.
 *	You may obtain a copy of the License at
 *
 *		http://www.apache.org/licenses/LICENSE-2.0
 *
 *	Unless required by applicable law or agreed to in writing, software
 *	distributed under the License is distributed on an "AS IS" BASIS,
 *	WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *	See the License for the specific language governing permissions and
 *	limitations under the License.
 */
package org.skarby.ja4cli.conversion;

import java.util.ArrayList;
import java.util.List;

import org.skarby.ja4cli.Environment;
import org.skarby.ja4cli.configuration.BooleanAlias;
import org.skarby.ja4cli.configuration.BooleanConfig;

public class BooleanConverterFactory implements ConverterFactory<BooleanArgumentConverter, BooleanConfig> {
	public static final BooleanAlias TRUE = new BooleanAlias("true", true);
	public static final BooleanAlias FALSE = new BooleanAlias("false", false);
	
	@Override
	public boolean supports(Class<?> type) {
		return type == Boolean.class || type == Boolean.TYPE;
	}

	@Override
	public BooleanArgumentConverter create(Environment environment, BooleanConfig parameters) {
		List<BooleanAlias> aliases = new ArrayList<BooleanAlias>();
		if (parameters == null) {
			aliases.add(TRUE);
			aliases.add(FALSE);
		} else {
			for (String each : parameters.affirmatives()) {
				aliases.add(new BooleanAlias(each, true));
			}
			for (String each : parameters.negatives()) {
				aliases.add(new BooleanAlias(each, false));
			}
		}
		return new BooleanArgumentConverter(aliases.toArray(new BooleanAlias[aliases.size()]));
	}
}
